Virus Quiz

Viruses are made of what two main parts?

• cell membranes and DNA

• DNA (or RNA) and protein

• RNA and ribosomes

• DNA and cells

What is the name of the cell that a virus attaches to and infects?

• host cell

• visitor cell

• virus cell

• main cell

When a virus is in a host cell, what does it do very quickly?

• the virus dies when it is in a host cell

• the virus hides out in a host cell and doesn't do anything

• the viruses reproduces (or replicates) when it is in a host cell

• the virus falls apart when it is in a host cell

Which of the following is not a virus we have discussed in class?

• HIV

• Ebola

• SARS-CoV-2

• E-coli

What system of the body protects us from illnesses caused by viruses and bacteria?

• Digestive system

• Nervous system

• Immune system

• Endocrine system

Which of the following is the best description of a vaccine?

• a medication that we take to decrease the symptoms of a virus

• a drug that finds the virus in our cells and kills it

• the proteins protecting the DNA (or RNA) of the virus

• an introduction of a weakened or dead version of a virus to stimulate our body's immune system to create antibodies to protect us from the virus

Viruses can cause disease in which kind of organism?

• animals

• plants

• fungus

• all of the above

Viruses are considered living things.

• True

• False

Viruses are smaller than bacteria.

• True

• False

Viruses that are made of _____________ have a tendency to mutate (change) more often.

• protein

• an envelope

• RNA

• DNA